Features: 1. Smart & Easy Control: Built-in intelligent laser system makes operation simple, even for complete beginners. Welding becomes straightforward and efficient. 2. Instant Heat, 10x Faster: Say goodbye to slow soldering. This high-power manual welder heats up in just 3 seconds, dramatically speeding up your work. 3. 3-in-1 Versatility: One tool handles welding, cutting, and rust removal. It's a multi-use machine suitable for various metal materials and different industrial or workshop scenarios. 4. Comfortable Ergonomic Design: Features a comfortable, ergonomic handle designed for easy, stable one-handed use. Makes welding less tiring and helps beginners get started quickly. 5. Wide Range of Uses: This multifunction welder kit is perfect for tasks like circuit board work, appliance repair, jewelry making, computer repairs, and DIY projects. Ideal for beginners, hobbyists, home use, and welding training. Product Details: This Internal Heating Handheld Industrial Laser Welding and Soldering Tool Kit offers universal compatibility for a range of materials. Its intelligent system ensures easy operation for users of all skill levels. With instant 3-second heat-up, it significantly increases work efficiency. The ergonomic design prioritizes user comfort and control during extended use. It seamlessly integrates welding, cutting, and rust removal functions into one compact, powerful tool, making it a versatile solution for numerous applications from detailed crafts to repair jobs. Specifications: Suitable Wire Diameter: 0.8-1.2mm Package: 5 pieces / Set Package Includes: 1 Set Multifunction Soldering Iron Notice: Product color may vary slightly from images due to lighting effects during photography. Please note there may be a 1-3cm measurement tolerance due to manual methods.